While jet streams are air patterns, the Gulf Stream is an ocean pattern that also has an impact on weather.

While Phil may see his shadow Sunday, forecasters haven't seen theirs. On average, February is Philly's snowiest month.

A rare "daughter polar vortex" is set to plunge millions of Americans into freezing temperatures as a prolonged period of ...

Daughter polar vortices' could bring snow and ice to parts of northern, central, and eastern United States later this month, ...

During January, Anchorage has had less snow than New Orleans and Pensacola ... Elsewhere, a displaced lobe of the polar vortex has brought an unrelenting chill to large parts of the contiguous ...

Research has found that rising temperatures in the Arctic are weakening weather systems that normally trap the cold around ...

And if the polar vortex is to blame. First, a quick refresher on the polar vortex. The polar vortex is a region of very strong winds that form a circle around the North Pole. The vortex is located ...

I don’t expect a full onslaught of the polar vortex to shift south into the Great Lakes region again this winter. With each new day and new runs of long-range model data the strength of mid ...

Are we in for an early spring or six more weeks of winter? We’ll soon be inundated with a variety of predictions based on whether your local groundhog (or lobster) sees its shadow. Remember, groundhog ...

The big winter weather challenge has now come and gone in the form of last week’s polar vortex. The Eastern railroads got doubly lucky as they also had to contend with Winter Storm Enzo, a rare ...

Louisiana is under a state of emergency during the Super Bowl and Mardi Gras. As fans prepare to head to New Orleans for the Super Bowl on Feb. 9, law enforcement agencies warn the game and its ...